40498405

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{3911}}^1$

素因数の和:4044

約数の個数: 16

約数和(自身を含む): 51638400

約数和(自身を除く): 11139995

約数列:

[1, 5, 19, 95, 109, 545, 2071, 3911, 10355, 19555, 74309, 371545, 426299, 2131495, 8099681, 40498405]

約数ペア:

[(1, 40498405), (5, 8099681), (19, 2131495), (95, 426299), (109, 371545), (545, 74309), (2071, 19555), (3911, 10355)]